Karbonius Carbon Fibre Airbox Race - BMW E46 M3 / Z4M (S54) E-Class Coupe (C238) we wanted to tailor them

we wanted to tailor them for use with lowering springs

Charging tray specs: 84

Designed as a 2 part system in combination with Alpha's new G87 M2 carbon rear diffuser

Aero:Domestic shipping for aero products is roughly 3-5 business days

Rear Lambda Sensor delete for M3's without CAT's or high flow CAT's which trigger the engine management

Karbonius Carbon Fibre Airbox Race - BMW E46 M3 / Z4M (S54) E-Class Coupe (C238) we wanted to tailor themIntake system made 100% in prepreg carbon fibre in autoclave in our facilities in Spain under ISO 9001 Management Quality System rules by qualified staff , which lends the best finished you can find on the market and a major thermal and structural stability. This is possibly one of the best airboxes available in the market. With a built in snorkel, it facilitates the air ducting from the front of the car, getting a lower temperature in the intake